| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q23 | 29,828 | -47.2% |
| 3Q23 | 31,613 | -43.8% |
| 2Q23 | 41,998 | -24.1% |
| 1Q23 | 52,441 | -2.0% |
| 4Q22 | 56,478 | +17.2% |
| 3Q22 | 56,215 | +18.1% |
| 2Q22 | 55,360 | +3.7% |
| 1Q22 | 53,529 | +8.3% |
| 4Q21 | 48,183 | +1.6% |
| 3Q21 | 47,581 | -11.0% |
| 2Q21 | 53,393 | +17.9% |
| 1Q21 | 49,420 | +9.7% |
| 4Q20 | 47,440 | -1.9% |
| 3Q20 | 53,439 | +54.6% |
| 2Q20 | 45,288 | +29.2% |
| 1Q20 | 45,034 | +29.1% |
| 4Q19 | 48,377 | - |
| 3Q19 | 34,565 | - |
| 2Q19 | 35,048 | - |
| 1Q19 | 34,894 | - |